COM 组件设计与应用（十）——IDispatch 接口 for VC.NET -COM Design and Application (10) -- IDispatch interface for VC.

The major theme for C# 4.0 is dynamic programming. Increasingly, objects are “dynamic” in the sense that their structure and behavior is not captured by a static type, or at least not one that the compiler knows about when compiling your program. Som